• Encapsulation of implantable microsensors 

      Tjulkins, Fjodors (Doctoral thesis, 2015)
      Heart function monitoring by attaching an accelerometer directly to the heart ventricle has been established as an effective way of diagnosing ischemia. The method holds a number of advantages over conventional monitoring ...
    • Environmental microorganisms: microsystem approaches to separation and analysis 

      Hønsvall, Birgitte Kasin (Doctoral dissertations at the University College of Southeast Norway;16, Doctoral thesis, 2017)
      Three technologies were tested in this PhD project, all of which have potential for use in micro systems for environmental analyses: The Trilobite® technology for particle separation and purification, the analysis technique ...
    • Evaluation of resolution enhancement in shifted superimposed projection displays: Simulations and experiments 

      Hansen, Svein Arne Jervell (Doctoral dissertations at the University of South-Eastern Norway;60, Doctoral thesis, 2020)
      Spatial resolution is one of the key performance parameters of a projected display, and the projector industry continuously aims to increase it. Projector resolution is traditionally based on the resolution of the spatial ...
    • Flexible electrochemical sensor platform 

      Søpstad, Sindre (Doctoral dissertations at the University of South-Eastern Norway;54, Doctoral thesis, 2019)
      Bringing an electroanalytical assay from the laboratory to the level of a commercially or clinically viable product often requires substantial cost, effort and time. While the real value may lie in the assay and sensor ...
    • Heat generation in underwater transducers 

      Wild, Marcus Sebastian (Doctoral dissertations at the University of South-Eastern Norway;38, Doctoral thesis, 2019)
      Acoustic transducers are used for a variety of applications, ranging from medical to maritime uses. In the maritime sector, underwater transducers can be used for appli- cations such as seabed mapping, fishing and ...
    • Heterojunction engineering on TiO2 nanotubes electrodes and their applications 

      Du, Kang (Doctoral dissertations at the University of South-Eastern Norway;9, Doctoral thesis, 2018)
      Abstract With the dramatic progress in nanotechnology, TiO2 nanomaterials have shown blooming applications in the field of energy and environment since the discovery of water photolysis on a TiO2 electrode in 1972. In ...
    • High-Q bulk acoustic wave resonators for RF filter applications 

      Nguyen, Ngoc Thi Bich (Doctoral dissertations at the University of South-Eastern Norway;24, Doctoral thesis, 2019)
      This thesis proposes a novel design method for optimizing bulk acoustic wave (BAW) resonators, including film bulk acoustic resonators (FBAR) and solidly mounted res-onators (SMR). The purpose is to enhance their quality ...
    • High-stability piezoresistive pressure sensors 

      Sandvand, Åsmund (Doctoral dissertations at the University College of Southeast Norway;25, Doctoral thesis, 2017)
      Piezoresistive pressure sensors have been in use for decades and are among the most successful micromachined sensors. From their introduction in the 1960s, they have experienced a dramatic improvement on performance and ...
    • Integratable opto-microfluidic devices for sensitive detection of bio-analytes 

      Pires, Nuno Miguel Matos (Doctoral Theses at Buskerud and Vestfold University College;3, Doctoral thesis, 2014)
      The expensive fabrication of current optical microfluidic devices is a barrier to the successful implementation of these devices in low-cost, high-sensitivity biosensing systems. Organic photodiodes (OPDs) have great ...
    • Interdigital-Electrode Thin-Film Piezoelectric Microactuators 

      Nguyen, Cuong Hung (Doctoral dissertations at the University College of Southeast Norway;29, Doctoral thesis, 2018-01)
      Along with microsensors, microactuators are the most important components of microelectromechanical systems. Many microactuators use piezoelectric coupling mechanisms because they allow these actuators to generate high ...
    • Layer-specific strain and strain rate : Estimation using miniature transducers attached to the epicardium 

      Nguyen, Thuy Thu (Doctoral dissertations at the University of South-Eastern Norway;68, Doctoral thesis, 2020)
      Reliable methods to asses ventricular function during and after cardiac surgery are essential tools to evaluate patient prognosis. We presented an ultrasound system to monitor cardiac motion using miniature transducers ...
    • Local Synthesis and Direct Integration of Carbon Nanotubes into Microsystems for Sensor Applications 

      Ta, Bao Quoc (Doctoral theses at Buskerud and Vestfold University College;1, Doctoral thesis, 2014)
      Carbon nanotubes (CNTs) have been intensively studied since their discovery more than two decades ago. A lot of research has exploited their extraordinary properties and various applications, meanwhile, revealed the ...
    • Micro and Nano Technologies for Unmanned Nano Air Vehicles (NAVs) 

      Petricca, Luca (Doctoral theses at Buskerud and Vestfold University College;2, Doctoral thesis, 2014)
      Nano Air Vehicles (NAVs) consist of remotely controlled miniaturized flying objects with maximum dimensions smaller than 15 cm and less than 20 g in weight. The small size of such systems allows them to penetrate and ...
    • Miniaturization of Circuit Packaging of an Accelerometer Heart Monitoring Device 

      Nguyen, Thai Anh Tuan (Doctoral dissertations at the University College of Southeast Norway;7, Doctoral thesis, 2016)
      Continuous monitoring heart activity based on implantable accelerometer devices have been demonstrated as efficient method that could provide higher sensitivity and specificity than the conventional electrocardiography ...
    • Modeling and design of piezoelectrically actuated MEMS tunable lenses 

      Abdelmeguid, Mahmoud Ahmed Farghaly (Doctoral dissertations at the University of South-Eastern Norway;76, Doctoral thesis, 2020)
      Autofocus is a crucial feature in cameras, especially when photographing objects at different distances and having them in sharp focus without any quality loss in the captured image. Over the last decade, several research ...
    • Optically operated pulse-driven Josephson junction arrays and range extension using voltage dividers and buffer amplifiers 

      Karlsen, Bjørnar (Doctoral dissertations at the University of South-Eastern Norway;52, Doctoral thesis, 2019)
      Voltage dividers and buffer amplifier combinations can be used to transfer and extend traceability in voltage and electrical power metrology between a wide range of instruments. For voltages up to 1000 V, resistive voltage ...
    • Osmotic sensor for blood glucose monitoring applications 

      Krushinitskaya, Olga (Doctoral theses at Vestfold University College;1, Doctoral thesis, 2012)
    • Perovskite Solar Cells : Improved Active layer Morphology and Pore-filling in TiO2 Nano-Scaffolds 

      Nawaz, Asmat (Doctoral dissertations at the University College of Southeast Norway;34, Doctoral thesis, 2018)
      Organometallic halide perovskite solar cells (PSCs) have recently shown tremendous research interest due to their remarkable photovoltaic (PV) performance reaching up to 22% power conversion efficiency in merely five years ...
    • Reliable Packaging and Development of Photodiode Module for Operation at 4 K 

      Bardalen, Eivind (Doctoral dissertations at the University of South-Eastern Norway;5, Doctoral thesis, 2018)
      AC voltage standards based on pulse-driven Josephson junction arrays, operated at 4 K, enable quantum-accurate generation of arbitrary voltage waveforms. These devices are operated by biasing the arrays with high-frequency ...
    • Simulation and microfabrication of MEMS vacuum electronic devices for terahertz technology 

      Billa, Laxma Reddy (Doctoral dissertations at the University of South-Eastern Norway;49, Doctoral thesis, 2019)
      Numerous applications explore the scarcely used terahertz (THz) band in the electromagnetic spectrum. However, widespread utilization of the THz band is technically challenging, due to the lack of power sources. The power ...